VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)

DTC 73 EXCESSIVE LATERAL G SENSOR SIGNAL

DTC DETECTING CONDITION:

Lateral G sensor malfunction

TROUBLE SYMPTOM:

• ABS does not operate.

• VDC does not operate.

WIRING DIAGRAM:

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1.CHECK YAW RATE & LATERAL G SENSOR INSTALLATION.

Check the yaw rate & lateral G sensor installation.

Is the yaw rate & lateral G sensor tightened securely?

Tighten the yaw rate & lateral G sensor securely.

2.CHECK OUTPUT OF LATERAL G SENSOR USING SUBARU SELECT MONITOR.

1) Stop the vehicle on a flat road.

2) Select {Current Data Display & Save} in Subaru Select Monitor.

3) Read the yaw rate & lateral G sensor output on the Subaru Select Monitor display.

Is the resistance 2.5±0.2 V?

Replace the yaw rate & lateral G sensor.

3.CHECK POOR CONTACT OF CONNECTOR.

Turn the ignition switch to OFF.

Is there poor contact in connector between VDCCM and yaw rate & lateral G sensor?

Repair the connector.

4.CHECK VDCCM.

1) Connect all connectors.

2) Erase the memory.

3) Perform the Inspection Mode.

4) Read the DTC.

In the current diagnosis, is the same DTC displayed again?

Replace the VDCCM.

5.CHECK ANY OTHER DTC ON DISPLAY.

Are other DTCs displayed?

Go to the diagnosis corresponding to the DTC.

Temporary poor contact occurs.